Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
August 23, 2011
Patent Application Number
12754973
Date Filed
April 6, 2010
Patent Primary Examiner
Patent abstract
An electroluminescent element includes host materials and guest materials in a part of an electroluminescent layer. Device characteristics (luminous efficiency, luminous characteristics, or the like) of the electroluminescent element is improved by using host materials and guest materials with a common skeleton (represented by the following general formula 14) for an electroluminescent layer interposed between a pair of electrodes in the electroluminescent element.
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